Positive airway pressure apparatus



FIG. 1 is a perspective view of a positive airway pressure apparatus, in accordance with my new design, having a lid in an open position;

FIG. 2 is a left side elevation view of the design of FIG. 1;

FIG. 3 is a right side elevation view of the design of FIG. 1;

FIG. 4 is a rear elevation view of the design of FIG. 1;

FIG. 5 is a front elevation view of the design of FIG. 1;

FIG. 6 is a top plan view of the design of FIG. 1;

FIG. 7 is a bottom plan view of the design of FIG. 1; and,

FIG. 8 is a perspective view of the design of FIG. 1 having the lid in a closed position. 

The ornamental design for a positive airway pressure apparatus, as shown and described. 